/* 手触り感を出すためのカスタムスタイル */

body {
    background-color: #fcfaf2;
    background-image: radial-gradient(#e6e2d3 1px, transparent 1px);
    background-size: 20px 20px;
}

/* 木漏れ日アニメーション */
.komorebi-shadow {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 50% 50%, rgba(255, 255, 255, 0.8), transparent 60%),
                radial-gradient(circle at 20% 30%, rgba(255, 255, 255, 0.6), transparent 40%);
    mix-blend-mode: soft-light;
    animation: komorebi 10s infinite alternate ease-in-out;
    pointer-events: none;
    z-index: 10;
}

@keyframes komorebi {
    0% { opacity: 0.3; transform: scale(1) translate(0, 0); }
    50% { opacity: 0.6; transform: scale(1.1) translate(10px, -10px); }
    100% { opacity: 0.4; transform: scale(0.95) translate(-5px, 5px); }
}

/* 写真をテープで貼ったような表現 */
.tape-photo {
    position: relative;
    box-shadow: 2px 4px 10px rgba(0,0,0,0.15);
    background: #fff;
    padding: 10px 10px 30px 10px; /* ポラロイド風の余白 */
    transform: rotate(-2deg);
    transition: transform 0.3s ease;
}
.tape-photo:hover {
    transform: rotate(0deg) scale(1.02);
    z-index: 20;
}
.tape-photo::before {
    content: '';
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%) rotate(2deg);
    width: 100px;
    height: 30px;
    background-color: rgba(255, 255, 255, 0.4);
    border-left: 1px dashed rgba(0,0,0,0.1);
    border-right: 1px dashed rgba(0,0,0,0.1);
    box-shadow: 0 1px 2px rgba(0,0,0,0.1);
    z-index: 10;
    backdrop-filter: blur(2px); /* 半透明テープ感 */
}

/* 湯気アニメーション */
.steam-container {
    position: relative;
    overflow: visible;
}
.steam {
    position: absolute;
    top: -20px;
    left: 50%;
    width: 30px;
    height: 30px;
    background: #fff;
    border-radius: 50%;
    filter: blur(8px);
    opacity: 0;
    animation: steam 3s infinite ease-out;
}
.steam:nth-child(1) { animation-delay: 0s; transform: translateX(-10px); }
.steam:nth-child(2) { animation-delay: 1.5s; transform: translateX(10px); }

@keyframes steam {
    0% { transform: translateY(0) scale(1); opacity: 0; }
    50% { opacity: 0.6; }
    100% { transform: translateY(-40px) scale(2); opacity: 0; }
}

/* ゆったりした縦書き */
.vertical-text {
    writing-mode: vertical-rl;
    text-orientation: upright;
    line-height: 2.5;
}

/* クリップパスで「ちぎり絵」のような縁を作る */
.torn-paper {
    clip-path: polygon(
        0% 0%, 100% 0%, 100% 100%,
        95% 98%, 90% 100%, 85% 99%, 80% 100%, 75% 98%, 70% 100%, 65% 99%,
        60% 100%, 55% 98%, 50% 100%, 45% 99%, 40% 100%, 35% 98%, 30% 100%,
        25% 99%, 20% 100%, 15% 98%, 10% 100%, 5% 99%, 0% 100%
    );
}

/* チョーク/手書き風のボーダー */
.chalk-border {
    border: 2px solid transparent;
    border-image: url("data:image/svg+xml,%3Csvg width='20' height='20' viewBox='0 0 20 20' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M0 0h20v20H0z' fill='none' stroke='%234a3b32' stroke-width='2' stroke-dasharray='5 2'/%3E%3C/svg%3E") 1;
}